For developers: Email campaigns events

The Email campaigns module exposes events related to users' subscriptions to your email campaign or newsletter. When a user subscribes for your newsletter or email campaign, he is added to your mailing list.

This interface is implemented by all events that fire after a email campaign subscription is created. There is only one such built-in event and you must subscribe to the interface rather than the class that implements it. Subscribe using the following code:

This interface is implemented by all events that fire after a email campaign subscription is deleted. There is only one such built-in event and you must subscribe to the interface rather than the class that implements it. Subscribe using the following code: